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ch results with your contacts。 the doors of possibility have been flung wide open with Android. Now begins your journey to Android development. Downloading and Installing Eclipse (1)Selecting a development environment In keeping with the Open Handset Alliance’s theme of truly opening the mobile development market, Eclipse is one of the most fully featured, free, Java IDEs available. Eclipse is also very easy to use, with a minimal learning curve. This makes Eclipse a very attractive IDE for solid, open Java development. (2)Downloading Eclipse Navigate to the Eclipse Downloads page at site. The package is relatively small (79MB) and should download fairly quickly. (3)Installing and configuring Eclipse Expand the package and run the file. Eclipse installs to your User directory by default (under Microsoft Windows).Once the Eclipse installation mences, you will be prompted to create a default workspace, or folder. Just as in most development environments, projects are created in, and saved to, a workspace. The default path for the workspace is your User directory. To select a different location, click Browse and navigate to you select a location for your workspace, click OK. At this point, your development environment is downloaded and installed. While the installation of Eclipse seemed deceivingly quick, you still need to do some configuration work before you can create your first Android project. Much of the configuration work that you need to do centers on the Android SDK and the Android plugin for Eclipse. Downloading and Installing the Android SDK (1) Downloading the Android SDK The Android SDK is easily accessible from the the development home page, click the Download the SDK link under Getting Started. After you agree to the terms of the Android SDK License Agreement, you will see the Download the Android SDK page. The Android SDK is downloaded in a 79MB(for Windows) package and it should download fairly quickly. Click the package name for your operating system to begin the is no “setup” or installation process to speak of for the Android SDK。 rather,you must follow a series of steps to associate the SDK with your Eclipse development environment. The first of these steps is to obtain the Android plugin for Eclipse, after which you will configure it. (2) Using the Update feature of Eclipse (3) Downloading, installing, and configuring the Android plugin for Eclipse Installing: 1) Open the Eclipse application. You will download the Android plugin for Eclipse